The SISL Nurbs Library - SINTEF Applied Mathematics
A library of Non-Uniform Rational B-Splines (NURBS) software, developed and
maintained by the Department of Geometric Modelling at SINTEF Applied Mathematics. The SIntef Spline Library (SISL) contains all the necessary functionality for building applications
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SketchUp - Robert Lang
Tutorials, tips, tricks, and more about the 3D modeling software. Lang, a professional woodworker, cabinetmaker and designer who serves Popular Woodworking Magazine as its Executive Editor, uses SketchUp to design woodworking projects, and as the basis
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Sofist India - Sofist India
A software company that specializes in developing off-the-shelf products and components (assemblies) using Microsoft .NET technology. The company also develops and maintains software packages and develops web sites. Its expertise lies in the fields of
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Software by Al Jarnow - ProtoZone Interactives
Web-based interactive software excerpted from pattern exhibits at the Long
Island Children's Museum, the National Museum of Science and Industry (London),
and the Brooklyn Childrens's Museum. Introductions to art and math with many pattern-making
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Solids Workshop - FacticsMax
A program that allows you to select a square, triangular, pentagonal, or hexagonal prism, pyramid, or frustum; or a cylinder or cone, choose the height, side, (and frustum height) you desire, and print out a net pattern that will fold up into the selected
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sortedsums - D. J. Bernstein
A collection of tools for enumerating small solutions to certain types of Diophantine equations. Includes links to the latest published sortedsums package, and to a paper explaining the algorithms used.
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SpaceBric
Tetrahedral linking blocks and design software using that shape. Download trial versions of the software or get the fully-featured versions with a registration key. Blocks may be purchased on line as well. SpaceBric also offers school fundraising and
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SpaceShape - Matt Storz
SpaceShape is a Windows95 program that allows various 3D shapes to be created and then flattened so that a pattern can be printed to make a model of the 3D shape. Various 3D shapes are supplied with the program (octahedron, dodecahedron, icosahedron,
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Spanky Fractal Database - Noel Giffin
A collection of fractals and fractal-related material for free distribution on the net. Most of the software has been gathered from various ftp sites on the Internet and is freeware or shareware. Contents: An index of Fractal material; General information;
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Speed Math Trainer - Jimmy Ruska
Flash-based, very tiny file size, speed math program including a Google video tutorial. Watching the video tutorial is highly recommended as the program can be tricky to use. Free for redistribution and potentially useful for anyone wishing to increase
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Statistics101: Resampling - John Grosberg
Software for statistics and probability, it can be used to teach concepts via simulation. It can also be used for real bootstrap, Monte Carlo and simulation applications. Runs on any platform supporting Java 1.4.2 or better.
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Statistics Tutorials - TexaSoft
Brief explanations of the use and interpretation of standard statistical analysis techniques. Examples are given using the WINKS program (for Windows). Pearson's Correlation Coefficient; Simple Linear Regression; Single Sample t-test; Independent Group
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stella2java - Shodor Education Foundation, Inc.
Use Stella2java to make Java applets out of the modeling software package Systems Thinking Experimental Learning Laboratory with Animation (STELLA). Copy and paste your equations from Stella into a web form, answer a few questions, and download your applet.
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STELLA - isee systems
A model building and simulation software package. Read about STELLA-based materials such as Lessons in Mathematics: A Dynamic Approach. Get help with STELLA training, seek live support building a model, see tutorials, purchase supporting books and videos,
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Stella: Polyhedron Navigator - Robert Webb
"Small Stella" is a program for viewing polyhedra and printing their nets so you can build your own. It has over 150 built-in models, plus their duals. Models include Platonic solids, Archimedean, Kepler-Poinsot, Johnson solids, "Near Misses," and Stewart
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STEM On Mobile
Makers of educational apps for iPad and Android tablets such as Geometry Pad and Constructions Tutor. Watch demo videos, read the developers' blog, and more.
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SuanShu - Haksun Li
An object-oriented numerical library of methods for building engineering software, conducting research, or prototyping. SuanShu shares many algorithms in common with Netlib and other public domain libraries, but has advanced them through refactoring
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A Su Doku solver
Solvers for sudoku puzzles, with documentation, source code, and binaries. Frequently asked questions about this numeric puzzle include "Su Doku" or "Sudoku"? How does the solver work? How do I compose a Su Doku problem? How few cells could appear on
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Syllogism 1.0 - Ben Sharvy
Software to download. Enter a syllogism of any length. The program will tell you whether it is a valid syllogism, and if not, why not. It will also analyse the links between terms in the syllogism. BASIC code, and a version compiled for the Mac.
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SymmeToy - Hank Hufnagel
A Windows program for creating paint patterns, symmetry roses, tessellated art, and symmetrically decorated 3D polyhedron models. The program is easy to learn, fun to use and includes extensive online help. Appropriate for all ages, but especially for
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